CN214648016U

CN214648016U - Vehicle-mounted display device and unmanned vehicle

Info

Publication number: CN214648016U
Application number: CN202120550860.8U
Authority: CN
Inventors: 崔凯
Original assignee: Neolix Technologies Co Ltd
Current assignee: Neolithic Zhiye Anyang Intelligent Technology Co ltd
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2021-11-09
Anticipated expiration: 2031-03-17

Abstract

The utility model discloses an on-vehicle display device and unmanned car belongs to autopilot, unmanned and unmanned car technical field. The vehicle-mounted display device is arranged on a vehicle body and comprises a display screen, a protective cover and a rotating frame, wherein the protective cover comprises a first mounting plate and a barrier arranged around the periphery of the first mounting plate, the first mounting plate is connected with the back of the display screen, and the barrier is arranged around the periphery of the display screen and is attached to the side face of the display screen; the rotating frame is connected to the back of the protective cover and is used for being connected with the automobile body in a rotating mode, and the rotating center line of the rotating frame is horizontally arranged. The utility model discloses an on-vehicle display device and unmanned car, display screen and safety cover revolute the center line rotation along with the rotating turret simultaneously, and the crowd that can adapt to different heights according to turned angle's difference watches the display screen, has improved the adaptability of display screen to different height crowds, brings the convenience for the user, has improved user experience nature.

Description

Vehicle-mounted display device and unmanned vehicle

Technical Field

The utility model relates to an unmanned vehicle technical field especially relates to an on-vehicle display device and unmanned car.

Background

The unmanned vehicle has a wide application range, and can be generally carried with a container to realize functions of unmanned selling or unmanned transportation and the like. With the increase of application environments and the requirement of marketing, the display screen is arranged on the unmanned vehicle, so that the attraction effect of the unmanned vehicle on users can be improved. However, in the prior art, many problems can be encountered in the installation of display screen, the mounted position height of display screen, to the operating personnel of different heights, can influence user experience, for example, if the position of display screen installation is suitable for 170 cm's operating personnel when operating, when the height exceeds 170 cm's operating personnel and can use, need crooked knee to see display screen or operation display screen better, when the operating personnel of height is less than 170cm uses, need to fill up the foot and just can better see display screen or operation display screen clearly, the operating personnel who gives different heights uses and has brought very big inconvenience, user experience is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an on-vehicle display device, the display screen is watched to the crowd that can adapt to different heights, improves the display screen to different height crowds' adaptability, for the user brings the convenience, improves user experience nature, makes the display screen fixed more stable.

To achieve the purpose, the utility model adopts the following technical proposal:

an in-vehicle display device, which is disposed on a vehicle body, includes:

a display screen;

the protective cover comprises a first mounting plate and a surrounding baffle arranged on the periphery of the first mounting plate in a surrounding manner, the first mounting plate is connected with the back of the display screen, and the surrounding baffle is arranged on the periphery of the display screen in a surrounding manner and is attached to the side face of the display screen;

the rotating frame is connected to the back of the protective cover and used for being connected with the automobile body in a rotating mode, and the rotating center line of the rotating frame is horizontally arranged.

Optionally, a first protruding part is arranged at the lower end of the back of the display screen, a notch is formed in the enclosure, and the first protruding part extends out of the notch; and/or

The back of display screen is provided with the plug wire seat, the opening has been seted up on the first mounting panel, external cable on the plug wire seat can pass through the opening is worn out.

Optionally, the back of display screen is provided with the second bulge, be provided with on the first mounting panel and be used for supporting the support frame at the back of display screen, the support frame with the setting of staggering of second bulge, the tip of support frame with the back butt of display screen, the second bulge with first mounting panel butt, just the screen face of display screen is on a parallel with first mounting panel.

Optionally, the turret comprises:

the second mounting plate is parallel to the first mounting plate and is detachably connected with the first mounting plate;

the third mounting panel, connect perpendicularly in the second mounting panel is kept away from the one side of safety cover, the third mounting panel with the automobile body rotates through the pivot to be connected, the axis of pivot with the third mounting panel is perpendicular.

Optionally, one of the third mounting plate and the vehicle body is provided with a circular arc-shaped limiting hole, the other is fixedly provided with a limiting shaft, the limiting shaft is connected in the limiting hole in a sliding manner, and the circle center corresponding to the limiting hole is located on the axis of the rotating shaft.

Optionally, the pivot is the damping pivot, the damping pivot includes that axis of rotation body and cover establish torsional spring on the axis of rotation body, torsional spring one end is fixed in on the axis of rotation body, other end butt is in on the third mounting panel or the butt is in on the automobile body.

Optionally, the vehicle-mounted display device further comprises a keyboard and mouse tray and a tray support, the tray support is fixed to the vehicle body, and the keyboard and mouse tray is installed on the tray support in a drawable manner.

Another object of the utility model is to provide an unmanned vehicle can adapt to the crowd of different heights and watch the display screen, improves user experience.

the unmanned vehicle comprises a vehicle body and the vehicle-mounted display device, wherein the rotating frame is rotatably connected with the vehicle body, and the display screen is exposed out of the vehicle body.

Optionally, a containing groove for installing a container is formed in the body of the unmanned vehicle, the containing groove penetrates through two opposite sides of the body, and the vehicle-mounted display device is arranged on one side of a groove wall close to the containing groove.

Optionally, the unmanned vehicle further comprises a fixed display arranged on the vehicle body, the fixed display is arranged at the notch of the accommodating groove, or the fixed display and the vehicle-mounted display device are respectively located at two opposite sides of the accommodating groove.

The utility model has the advantages that:

the utility model provides a pair of vehicle-mounted display device, the display screen is through installing on the automobile body, rotate the rotating turret, the display screen revolutes the center line rotation along with the rotating turret simultaneously with the safety cover, the display screen can rotate to the slope upwards, use with the higher operating personnel who is adapted to the height, the display screen also can rotate to the slope downwards, use with the operating personnel who is adapted to the lower height, the display screen is watched to the crowd that can adapt to different heights according to turned angle's difference, the adaptability of display screen to different height crowds has been improved, bring the convenience for the user, user experience has been improved. The display screen is fixed on the automobile body, and the installation stability of the display screen is improved.

The utility model provides a pair of unmanned vehicle, through adopting foretell vehicle-mounted display device, the angle of display screen is adjusted according to self height to the operating personnel of convenient different heights, makes the angle modulation best, and convenient to use display screen has improved user experience.

Drawings

Fig. 1 is a schematic structural diagram of an unmanned vehicle according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an on-vehicle display device according to an embodiment of the present invention at a first viewing angle;

fig. 3 is a schematic structural diagram of the vehicle-mounted display device at a second viewing angle according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a display screen according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a protective cover according to an embodiment of the present invention.

In the figure:

100. a display screen; 101. a first projecting portion; 102. a second projection; 200. a vehicle body; 201. a containing groove; 300. fixing the display;

1. a protective cover; 11. a first mounting plate; 111. a support frame; 112. an opening; 12. fencing; 121. opening the gap;

2. a rotating frame; 21. a second mounting plate; 22. a third mounting plate; 221. mounting holes; 222. a limiting hole; 23. connecting ribs;

3. a keyboard and mouse tray;

4. a tray support;

5. a slide rail structure.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solutions adopted by the present invention and the technical effects achieved by the present invention clearer, the following will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The present embodiment provides an in-vehicle display device, which is disposed on a vehicle body 200 and includes a display screen 100, a protective cover 1, and a rotating frame 2. Specifically, as shown in fig. 1 to 3, the protective cover 1 includes a first mounting plate 11 and a surrounding barrier 12 surrounding the first mounting plate 11, the first mounting plate 11 is connected to the back of the display screen 100, and the surrounding barrier 12 surrounds the periphery of the display screen 100 and is attached to the side of the display screen 100; the rotating frame 2 is connected to the back of the protective cover 1, the rotating frame 2 is used for being rotatably connected with the vehicle body 200, and the rotating center line of the rotating frame 2 is horizontally arranged.

The display screen 100 can rotate around the rotation center line along with the rotating frame 2, and can rotate to incline upwards or rotate to incline downwards. Display screen 100 passes through safety cover 1 and rotating turret 2 and installs on automobile body 200, rotate rotating turret 2, display screen 100 revolves the rotation center line with rotating turret 2 simultaneously with safety cover 1 and rotates, display screen 100 can rotate to the slope upwards, in order to be adapted to the higher operating personnel of height and use, display screen 100 also can rotate to the slope downwards, in order to be adapted to the lower operating personnel of height and use, the crowd that can adapt to different heights according to turned angle's difference watches display screen 100, display screen 100 has been improved to the adaptability of different height crowds, bring the convenience for the user, user experience nature has been improved. The display screen 100 is fixed on the vehicle body 200 through the protective cover 1 and the rotating frame 2, and the installation stability of the display screen 100 is improved. In this embodiment, the first direction is an x direction, the second direction is a y direction, and the third direction is a z direction, wherein the rotation center line of the rotating frame 2 is arranged along the first direction.

Specifically, the external shape of the protective cover 1 is the same as the external shape of the display screen 100, the display screen 100 is fixedly installed through the protective cover 1, and the installed display screen 100 is consistent with the style of the whole vehicle, so that the appearance is more attractive. Specifically, the display screen 100 includes a screen and a mounting frame for mounting the screen, a back of the display screen 100 is on a side of the mounting frame opposite to the screen, in this embodiment, a connecting hole is opened on the back of the display screen 100, a corresponding connecting hole is opened on the first mounting plate 11, and the display screen 100 and the first mounting plate 11 are detachably connected through a fastening member. Optionally, the first mounting plate 11 and the enclosure 12 may be an integral structure formed by bending sheet metal parts, or may be a split structure connected by welding or detachably. Specifically, the rotating frame 2 can be manually rotated to be adjusted to a proper angle, and the rotating frame 2 can also be driven to rotate automatically by a driving element. Specifically, the display screen 100 has a rectangular structure, the first mounting plate 11 also has a rectangular structure, and the enclosure 12 may be enclosed on any edge of the first mounting plate 11, may be enclosed on one edge, two edges, three edges, or four edges, and is not limited.

Generally, the height of unmanned car is lower, can be applicable to the use of the height crowd below 170cm, and optionally, display screen 100 can rotate to the slope upwards by vertical setting to be applicable to the use of the height crowd above 170 cm. Because when the contained angle is less than 0, display screen 100 slopes downwards, can not be applicable to the higher user of height and use, when the contained angle exceeded 45, display screen 100 tilt angle is too big upwards, automobile body 200 need vacate bigger space and use when being used for display screen 100 slope, occupation space is big, can influence other structural installation in the automobile body 200, can produce the structure to interfere even, consequently, further optionally, the biggest contained angle between display screen 100 and the vertical face and minimum contained angle are 0 to 45, and the angle value of minimum contained angle is less than the angle value of maximum contained angle. Specifically, the adjustment range of the included angle between the display screen 100 and the vertical plane may be 0 to 10 °, 0 to 25 °, 0 to 45 °, or 5 ° to 30 °, and the like, without limitation.

In this embodiment, the enclosure 12 is disposed around the first mounting plate 11 to increase the protection effect on the display screen 100; in this embodiment, as shown in fig. 4 and 5, the lower end of the display screen 100 is provided with a first protruding portion 101, the enclosure 12 is provided with a notch 121, the first protruding portion 101 extends out of the notch 121, and the notch 121 is used for avoiding the first protruding portion 101, so that the protection cover 1 and the display screen 100 can be matched with each other and fixedly mounted, and the specific first protruding portion 101 may be a mounting plate or other structures, and is specifically set according to the structural characteristics of the display screen 100 itself.

Optionally, as shown in fig. 4 and 5, due to the structural characteristics of the display screen 100, the second protruding portion 102 is disposed at the lower end of the back of the display screen 100, when the display screen 100 is mounted on the first mounting plate 11, due to the effect of the second protruding portion 102, the back of the display screen 100 cannot be attached to the first mounting plate 11, in order to improve the mounting stability of the display screen 100 on the first mounting plate 11, the first mounting plate 11 is provided with the supporting frame 111 for supporting the back of the display screen 100, the supporting frame 111 is disposed in a staggered manner with the second protruding portion 102, the end of the supporting frame 111 abuts against the back of the display screen 100, the second protruding portion 102 abuts against the first mounting plate 11, that is, the supporting frame 111 and the second protruding portion 102 are respectively supported and disposed between the display screen 100 and the first mounting plate 11, so that the mounting is stable. When the screen surface of the display screen 100 is required to be parallel to the first mounting plate 11, the height of the support bracket 111 is the same as that of the second protrusion 102, and the support is arranged between the first mounting plate 11 and the display screen 100, so that the mounting stability when the screen surface of the display screen 100 is parallel to the first mounting plate 11 is improved.

In this embodiment, as shown in fig. 4, the second protrusion 102 is a protrusion transversely disposed at the back of the display screen 100, after the display screen 100 is fixed to the first mounting plate 11, if there is no other support, the display screen 100 can rotate around the second protrusion 102 and the first mounting plate 11 relatively, and the mounting is unstable, so as to, as shown in fig. 5, the support frame 111 is a plurality of support columns disposed at intervals on the first mounting plate 11, the support columns are used for supporting the display screen 100, and the support columns are disposed at intervals to reduce the weight of the protective cover 1, thereby achieving a light weight design.

Optionally, as shown in fig. 4 and fig. 5, a plug socket is disposed on the back of the display screen 100, the plug socket is used for connecting a power line, an opening 112 is formed in the first mounting plate 11, and a cable can pass through the opening 112 to be plugged into the plug socket, so that the power line is conveniently connected to the display screen 100.

Alternatively, as shown in fig. 2 and fig. 3, the rotating frame 2 includes a second mounting plate 21 and a third mounting plate 22, specifically, the second mounting plate 21 is fixed to the first mounting plate 11, the second mounting plate 21 extends along a first direction, the third mounting plate 22 is fixed to the second mounting plate 21 along a second direction, the second direction is perpendicular to the first direction in this embodiment, the third mounting plate 22 is rotatably connected to the vehicle body 200 through a rotating shaft, an axis of the rotating shaft is horizontally arranged, and the display screen 100, the protective cover 1 and the second mounting plate 21 are rotatably connected to the vehicle body 200 through the third mounting plate 22. Specifically, a connecting hole is formed in the second mounting plate 21, the second mounting plate 21 can be detachably connected with the first mounting plate 11 through a fastener, or the fastener sequentially penetrates through the connecting hole in the second mounting plate 21, the connecting hole in the first mounting plate, and the connecting hole in the display screen 100 to be detachably connected.

Specifically, as shown in fig. 2 and 3, third mounting plates 22 may be symmetrically disposed at both ends of the second mounting plate 21 in the first direction, and the two third mounting plates 22 are respectively rotatably connected to the vehicle body 200 through rotating shafts. The stability of the installation of the rotating frame 2 and the vehicle body 200 is improved by connecting the two third installation plates 22 with the vehicle body 200 respectively. In order to enhance the structural strength of the rotating frame 2, the two third mounting plates 22 are connected through the connecting rib 23. Specifically, the second mounting plate 21, the third mounting plate 22, and the connecting ribs 23 may be formed by bending a sheet metal to form an integral structure or may be formed by forming separate structures.

Alternatively, as shown in fig. 2 and 3, one of the third mounting plate 22 and the vehicle body 200 is provided with a mounting hole 221, and the other is fixedly provided with a rotating shaft, and the rotating shaft is rotatably connected to the mounting hole, so that the relative rotation between the rotating frame 2 and the vehicle body 200, that is, the relative rotation between the display screen 100 and the vehicle body 200, is realized. In this embodiment, the mounting hole 221 is formed in the third mounting plate 22, one end of the rotating shaft is rotatably connected to the mounting hole 221, the other end of the rotating shaft is fixedly connected to the vehicle body 200, and the rotating frame 2 rotates around the rotating shaft.

Optionally, the pivot is the damping pivot, and specifically, the damping pivot includes that axis of rotation body and cover establish the torsional spring on the axis of rotation body, and on torsional spring one end was fixed in the axis of rotation body, when the axis of rotation body rotated with third mounting panel 22 and is connected, the other end butt of torsional spring was on third mounting panel 22, when the axis of rotation body rotated with automobile body 200 and is connected, the other end butt of torsional spring was on automobile body 200, has increased display screen 100's stability.

Optionally, as shown in fig. 2 and fig. 3, one of the third mounting plate 22 and the vehicle body 200 is provided with a circular arc-shaped limiting hole 222, and the other is fixedly provided with a limiting shaft, the limiting shaft is slidably connected in the limiting hole 222, a circle center corresponding to the limiting hole 222 is located on an axis of the rotating shaft, when the rotating frame 2 and the vehicle body 200 rotate, the limiting shaft slides in the limiting hole 222, and two ends of the limiting hole 222 are limit positions of the limiting shaft, that is, a rotating range of the rotating frame 2 is limited; because the rotating track of the rotating frame 2 is arc-shaped, the limiting hole 222 is formed on the arc with the mounting hole 221 as the center, and the limiting hole 222 is an arc-shaped hole with the mounting hole 221 as the center, the stability between the vehicle-mounted display device and the vehicle body in the rotating process is ensured. The specific two ends of the limiting hole 222 are provided with an included angle which can be set between the first mounting plate 11 and the vertical surface. In this embodiment, the limiting hole 222 is formed on the third mounting plate 22, one end of the limiting shaft penetrates through the limiting hole 222, and the other end is fixedly connected to the vehicle body 200.

The display screen 100 is further connected with a mouse and a keyboard, and optionally, as shown in fig. 2 and fig. 3, the vehicle-mounted display device further includes a keyboard-mouse tray 3 and a tray support 4, the tray support 4 is fixed to the vehicle body 200, and the keyboard-mouse tray 3 is mounted on the tray support 4, so that stable mounting is ensured. Specifically, the keyboard and mouse tray 3 is installed on the tray support 4 in a drawable manner, the keyboard and mouse tray 3 is drawn out during use, so that the keyboard and mouse tray 3 is convenient for people to use and operate, and the keyboard and mouse tray 3 is pushed back when not in use. Specifically, the keyboard and mouse tray 3 and the tray support 4 are connected by a sliding rail structure 5, and the sliding rail structure 5 can adopt a structure such as a guide rail used on a drawer in the prior art, which is not described in detail.

The embodiment also provides an unmanned vehicle, as shown in fig. 1, it includes display screen 100 and is used for installing on-vehicle display device, rotating turret 2 rotates with automobile body 200 to be connected, display screen 100 exposes in automobile body 200, display screen 100 rotates through safety cover 1 and rotating turret 2 and connects on unmanned vehicle's automobile body 200, the angle of display screen 100 is adjusted according to self height to the operating personnel of convenient different heights, make the angle modulation to the best, be convenient for use display screen 100, user experience has been improved.

In the traditional structure, install display screen 100 and fixed display 300 on the automobile body 200 of unmanned car, offer the storage tank 201 that is used for installing the packing box on the automobile body 200 of unmanned car, storage tank 201 link up the relative both sides of automobile body 200, and display screen 100 and fixed display 300 install respectively at two relative notches of storage tank 201, display screen 100 and fixed display 300 have taken the storage tank 201 space, the installation of packing box has been influenced, also take place the structure easily when packing box structure or display structure are great and interfere, influence the use. In order to solve the above problem, in the embodiment, as shown in fig. 1, the vehicle-mounted display device is disposed on a side close to a wall of the accommodating groove 201, and the mounting position of the vehicle-mounted display device does not interfere with the structure of the container in the accommodating groove 201, and does not affect the mounting of the container, so that the container and the display screen 100 can coexist, and the assembly is facilitated.

Generally, the fixed display 300 is used for displaying information such as advertisements, and optionally, the fixed display 300 is disposed at a notch of the accommodating groove 201, or the fixed display 300 and the vehicle-mounted display device are respectively located at two opposite sides of the accommodating groove 201 to prevent interference with the structure of the cargo box. Specifically, the radar is also mounted on the roof of the vehicle body 200, and the mounting positions of the on-vehicle display device and the fixed display 300 also eliminate the influence on the mounting structure of the radar.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. An in-vehicle display device disposed on a vehicle body (200), comprising:

a display screen (100);

the protective cover (1) comprises a first mounting plate (11) and a surrounding baffle (12) arranged on the periphery of the first mounting plate (11), the first mounting plate (11) is connected with the back of the display screen (100), and the surrounding baffle (12) is arranged on the periphery of the display screen (100) in a surrounding manner and attached to the side face of the display screen (100);

the rotating frame (2) is connected to the back of the protective cover (1), the rotating frame (2) is used for being connected with the automobile body (200) in a rotating mode, and the rotating center line of the rotating frame (2) is horizontally arranged.

2. The vehicle-mounted display device of claim 1, wherein a first bulge (101) is arranged at the lower end of the back of the display screen (100), a notch (121) is formed in the enclosure (12), and the first bulge (101) extends out of the notch (121); and/or

The back of display screen (100) is provided with the plug wire seat, opening (112) have been seted up on first mounting panel (11), external cable on the plug wire seat can pass through opening (112) are worn out.

3. The vehicle-mounted display device according to claim 1, wherein a second protruding portion (102) is provided on a back portion of the display screen (100), a support bracket (111) for supporting the back portion of the display screen (100) is provided on the first mounting plate (11), the support bracket (111) and the second protruding portion (102) are arranged in a staggered manner, an end portion of the support bracket (111) abuts against the back portion of the display screen (100), the second protruding portion (102) abuts against the first mounting plate (11), and a screen surface of the display screen (100) is parallel to the first mounting plate (11).

4. A vehicle-mounted display device according to claim 1, characterized in that the turret (2) comprises:

a second mounting plate (21) parallel to the first mounting plate (11) and removably connected to the first mounting plate (11);

third mounting panel (22), connect perpendicularly in second mounting panel (21) is kept away from the one side of safety cover (1), third mounting panel (22) with automobile body (200) are connected through the pivot rotation, the axis of pivot with third mounting panel (22) are perpendicular.

5. The vehicle-mounted display device of claim 4, wherein one of the third mounting plate (22) and the vehicle body (200) is provided with a circular arc-shaped limiting hole (222), the other is fixedly provided with a limiting shaft, the limiting shaft is slidably connected in the limiting hole (222), and the circle center corresponding to the limiting hole (222) is located on the axis of the rotating shaft.

6. The vehicle-mounted display device according to claim 4, wherein the rotating shaft is a damping rotating shaft, the damping rotating shaft comprises a rotating shaft body and a torsion spring sleeved on the rotating shaft body, one end of the torsion spring is fixed on the rotating shaft body, and the other end of the torsion spring abuts against the third mounting plate (22) or the vehicle body (200).

7. The in-vehicle display device according to any one of claims 1 to 5, further comprising a keyboard-mouse tray (3) and a tray support (4), wherein the tray support (4) is fixed to the vehicle body (200), and the keyboard-mouse tray (3) is mounted to the tray support (4) in a drawable manner.

8. An unmanned vehicle, characterized by comprising a vehicle body and the vehicle-mounted display device of any one of claims 1-7, wherein the rotating frame (2) is rotatably connected with the vehicle body (200), and the display screen (100) is exposed out of the vehicle body (200).

9. The unmanned vehicle of claim 8, wherein the body (200) of the unmanned vehicle is provided with a containing groove (201) for installing a container, the containing groove (201) penetrates through two opposite sides of the body (200), and the vehicle-mounted display device is arranged on one side of the groove wall close to the containing groove (201).

10. The unmanned vehicle of claim 9, further comprising a fixed display (300) disposed on the vehicle body (200), the fixed display (300) being disposed at a notch of the accommodating groove (201), or the fixed display (300) and the on-vehicle display device being respectively located at opposite sides of the accommodating groove (201).